Severe Thunderstorm Warning for Clay, Effingham, Jasper Counties IL
This alert is no longer in effect.
NOAA issued it on July 29, 2026, 3 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Lincoln IL has issued a Severe Thunderstorm Warning for southwestern Jasper, northwestern Clay, and southern Effingham counties until 5:45 PM CDT.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- South Central Illinois
- Issued
- July 29, 2026
- Issuing authority
- NWS Lincoln IL
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 3 weeks ago; use the issuing agency's live warning service for current conditions in South Central Illinois.
Alert Details
Severe Thunderstorm Warning issued by NWS Lincoln IL. Effective from June 21, 2026 at 4:52 PM CDT until June 21, 2026 at 5:45 PM CDT.
Affected Areas
Southwestern Jasper County in southeastern Illinois, Northwestern Clay County in south central Illinois, and Southern Effingham County in south central Illinois. The storm was located over Edgewood, 16 miles southwest of Effingham, and will be near Mason around 5:00 PM CDT and Bible Grove around 5:10 PM CDT. Includes Interstate 57 between mile markers 142 and 151.
What You Should Do
Remain alert for a possible tornado. If you spot a tornado, go at once into the basement or small central room in a sturdy structure. Move to an interior room on the lowest floor of a building.
Expected Conditions
60 mph wind gusts and quarter size hail (1.00 inch). Hail damage to vehicles expected. Wind damage to roofs, siding, and trees possible. Storm moving east at 35 mph.
Timeline
Alert effective June 21, 2026 at 4:52 PM CDT and expires June 21, 2026 at 5:45 PM CDT. A Tornado Watch remains in effect until 9:00 PM CDT for south central and southeastern Illinois.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,140 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 29, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.